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Old 01-16-2010, 11:30 AM   #40
Force13b
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Quote:
Originally Posted by TitaniumTT View Post
Do you have a few pics of them by chance? Do they have a heatsink on them? The L are a way rich for me. I started getting MUCH better response way less fouling the closer I got to 11.7 or .8L.

One BIG thing about the LSx coils is that they LOVE good clean "power" As in they need to see 13.5+ volts. I've heard this from alot of different people.

I would check the resistance of the wire, and what's the dwell time? Timing looks pretty spot on, mine doesn't go that far advcanced under cruise though

I did a few more hours of research last night when i couldn't sleep. Found a few more dyno sheets on LS1tech of guys that did back to back dyno runs of D580 vs D585 coils and alot of them picked up considerable gains.

Again though, all the LSX guys say run and hide from the MSD coils. They may not be adjusting the dwell though and I doubt they have the equipment to test them and are adjusting the dwell properly. From what I read last night from people actually testing the LSX coils, dwell above 5ms doesn't gain you anything. The D580 coils like to be dwelled for at least 3-4 ms, and the D585 coils can be dwelled less, and produce more energy.

I bet you got some knockoff junk. There are a few companies building replacement coils, and the replacements never perform as well as the OEM Denso's. I'm willing to bet you got a knockoff. All the D585 coils I see, Denso's, are selling for $64-$70.... soo you may have a knockoff that's just not pumping out the current. The way I see it, the plugs will foul as a result of the tuning. Nothing to do with the coil. However, more voltage from a better coil will acr a fouled plug.
Yeah it was a basic street tune since i had a fuel system on order when we put the haltech in the car. I'll be working on getting my 850's and 1600's in this weekend and working on getting my 5gallone fuel cell in and running my lines for meth.

Yeah i checked the coils last night they say denso but the logo doesn't look the same as the one i was comparing it to on the internet. thank you ebay whatever we'll see how the new coil setup works.

I got to say brian i love your threads always very informative. I'm excited to see some of the creations you come up with for the FD, give me ideas to spend more money.
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